Chu, Justin
Current rating: 1591
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 939 | Pritt, Daniel (1464) | Lost 1-2 | -191495 |
| 2modern | 1031 | Leland, Aaron (1461) | Won 2-0 | +181513 |
| 3modern | 1034 | Odenheimer, Jeffrey (1467) | Won 2-1 | +171530 |
| 4modern | 786 | Doerfler, Justin (1519) | Won 2-0 | +181548 |
| 5modern | 429 | Satou, Fumihiko (1520) | Won 2-0 | +171565 |
| 6modern | 407 | Byrd, Nicholas (1562) | Won 2-1 | +181583 |
| 7modern | 160 | Musser, Dan (1815) | Lost 1-2 | -141569 |
| 8modern | 182 | Crone, Jason (1652) | Won 2-0 | +201589 |
| 9modern | 117 | Ahn, Sung-Jin (1734) | Won 2-1 | +201609 |
| 10modern | 94 | Newhouse, Jackson (1561) | Won 2-0 | +181627 |
| 11modern | 117 | Jacobson, Jed (1545) | Lost 0-2 | -201607 |
| 12modern | 188 | Heikinniemi, Tommi (1714) | Lost 0-2 | -161591 |
| top | average opponent: 1585record: 8-4 | new rating: 1591 | ||
| Grand Prix Kobe 2017 (modern) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 276 | Asou, Shingo (1519) | Won 2-1 | +191482 |
| 4modern | 203 | Sekiguchi, Kota (1645) | Won 2-0 | +211503 |
| 5modern | 163 | Ichimura, Naoya (1576) | Won 2-0 | +201523 |
| 6modern | 65 | Segou, Kenji (1596) | Lost 0-2 | -171506 |
| 7modern | 191 | Nakamura, Yuto (1577) | Won 2-1 | +191525 |
| 8modern | 126 | Yatori, Naoyuki (1602) | Won 2-1 | +201545 |
| 9modern | 58 | Higono, Naoki (1740) | Lost 1-2 | -151530 |
| 10modern | 91 | Mishima, Wataru (1651) | Lost 1-2 | -161514 |
| 11modern | 141 | Sano, Keisuke (1508) | Won 2-1 | +181532 |
| 12modern | 127 | Matsuida, Naoki (1532) | Lost 0-2 | -181514 |
| top | average opponent: 1595record: 6-4 | new rating: 1514 | ||
| Grand Prix Vancouver 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2347 | Minor, Sean (1450) | Lost 0-2 | -191481 |
| 2modern | 2599 | Martin, Brady (1450) | Won 2-0 | +181499 |
| 3modern | 2376 | Johnson, Andrew (1497) | Lost 1-2 | -191480 |
| 4modern | 2566 | Harberg, Nicholas (1485) | Won 2-0 | +191499 |
| 5modern | 2368 | Young, Jacob (1543) | Lost 0-2 | -181481 |
| 6modern | 2482 | Buenaventura, Jerome (1481) | Lost 0-2 | -181463 |
| top | average opponent: 1484record: 2-4 | new rating: 1463 | ||